Tithymalus arboreus Tourn. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Euphorbiaceae genus Euphorbia species Euphorbia dendroides Name Homonyms Tithymalus arboreus Tourn. ex Lam. Tithymalus arboreus Tourn.